“人类的幸福度，平均来讲，是提升的。”作者如此写道。

"Human well-being is, on average, growing," the authors write.

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每年平均来讲，85%的橡木桶都是自己制造的。

On average, 85%of our barrels are made by ourselves.

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平均来讲，今年雇主期望每月增加178,300个就业岗位。

On average, employers are expected to add 178,300 jobs per month this year.

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平均起来讲，这样的两极颠倒会每隔5万年出现一次，并且没有特别固定的变化形式。

On average, such reversals take place every 500,000 years, but there is no discernible pattern.

youdao

平均起来讲，这样的两极颠倒会每隔5万年出现一次，并且没有特别固定的变化形式。

On average, such reversals take place every 500,000 years, but there is no discernible pattern.

youdao